CN210312778U

CN210312778U - Continuous conveying type drying device and screen printing machine

Info

Publication number: CN210312778U
Application number: CN201920674227.2U
Authority: CN
Inventors: 谢武俊
Original assignee: Shenzhen Lingchuang Precision Machinery Co ltd
Current assignee: Shenzhen Lingchuang Precision Machinery Co ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-04-14
Anticipated expiration: 2029-05-10

Abstract

The utility model discloses a continuous conveying type drying device, which comprises a box body and a heater; the box body is internally provided with a reversing roller, a feeding roller group and a discharging roller group, the reversing roller is arranged in the middle of the box body, and the box body is provided with a feeding hole and a discharging hole; the material section of the printing material moving from the feeding hole to the reversing roller in the box body is a feeding section, and the material section of the printing material moving from the reversing roller to the discharging hole is a discharging section; the feeding section enters the box body from the feeding hole, the reversing roller extending to the middle of the box body is encircled at the position far away from the center in the inner cavity of the box body gradually through the feeding roller group, a discharging section is formed after reversing of the reversing roller, the discharging section starts from the reversing roller, reversely encircles to the discharging hole from the middle of the box body gradually at the interlayer of the feeding section through the discharging roller group, and finally extends out of the box body. The continuous drying and conveying mode does not need to be fixedly arranged in the box body, so that the material receiving module can be flexibly arranged according to actual needs, and the material receiving module is ingenious in design.

Description

Continuous conveying type drying device and screen printing machine

Technical Field

The utility model relates to a screen printing equipment, concretely relates to drying device and screen printing machine of continuous conveyor formula.

Background

In the field of screen printing, it is common to screen print a web-like substrate material by the process of: the printing material to be printed is wound on the discharging roller, the area to be printed of the printing material is conveyed to a printing table below the screen plate during operation, then the ink scraper moves downwards to press the screen plate, the pressing part of the screen plate is pressed on the printing material, then the ink scraper moves from one end of the screen plate to the other end, the printing ink on the screen plate is scraped to the other end, the pattern on the screen plate is printed on the printing material through extrusion, and finally the pattern is dried through the drying equipment to be solidified on the printing material; and (4) the dried printing material passes through a winding device, and subsequent processing is carried out according to actual needs. The existing screen printing machine drying device is generally a box body in a shape of Chinese character 'kou', a plurality of groups of reversing rollers are arranged in the box body, a printing material to be dried is gradually transmitted to the middle of the box body along the reversing rollers in a track in the shape of Chinese character 'kou', and is finally wound by a material receiving roller in the middle of the box body to realize material receiving, and a heater is arranged in the box body to gradually dry the printing material in the winding process; and finishing the dried and rolled printing material.

Although the drying device of the existing screen printing machine can complete drying and rolling of the printing materials at the same time, when the printing materials are required to be subjected to subsequent other processing after being dried, the rolled printing materials are required to be taken out of the box body of the drying device and reinstalled on a feeding station of subsequent processing equipment, and then the printing materials are fed and conveyed again. The continuous processing mode consumes manpower and has complicated steps, the regularity of the printed materials is difficult to ensure in the process of transferring the rolled printed materials, the dried printed materials are easy to damage, and the subsequent processing precision is reduced; in addition, the rolling of the printing materials is carried out in the box body, so that too much space is occupied, and the materials cannot be circularly dried by fully utilizing the space in the box body.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome prior art's is not enough, provides a drying device of continuous conveyor formula, and the device can let the printing material realize the transport of continuous type under the prerequisite of abundant stoving, need not to accomplish the printing material rolling of drying and just can carry out subsequent processing, simplifies the processing step, improves the machining efficiency and the precision of printing material.

Another object of the utility model is to provide a screen printing machine.

The purpose of the utility model is realized through the following technical scheme:

a continuous conveying type drying device comprises a box body and a heater arranged in the box body; the automatic feeding device is characterized in that a reversing roller, a feeding roller group and a discharging roller group are arranged in the box body, the reversing roller is arranged in the middle of the box body, and a feeding hole and a discharging hole which are communicated with the inner cavity of the box body and the outer part of the box body are formed in the box body; the material section of the printing material moving from the feed inlet to the reversing roller in the box body is a feed section, and the material section of the printing material moving from the reversing roller to the discharge outlet is a discharge section; the feeding section enters the box body from the feeding hole, the reversing roller extending to the middle of the box body is encircled at the position far away from the center in the inner cavity of the box body gradually through the feeding roller group, a discharging section is formed after reversing of the reversing roller, the discharging section starts from the reversing roller, reversely encircles to the discharging hole from the middle of the box body gradually at the interlayer of the feeding section through the discharging roller group, and finally extends out of the box body.

The working principle of the continuous conveying type drying device is as follows:

the printing material that treats drying that accomplishes printing processing gets into the box from feed inlet department in, forms the feeding section, should lead through the feeding roller set, and the position of keeping away from the center in the box gradually encircles the switching-over roller that extends to box middle department, forms the ejection of compact section after the switching-over of switching-over roller, and this ejection of compact section is followed the switching-over roller and is started, and the intermediate layer department of feeding section is followed the box in the middle of through the ejection of compact roller set is reverse to encircle to the discharge gate gradually to outside the box of final removal, accomplish the drying of printing material. Wherein, owing to set up the switching-over roller, change the direction that encircles of printing material in the box for the position of keeping away from the center in the box inner chamber of printing material encircles and extends to and can continue the direction again and encircle away in proper order from the intermediate layer department of feeding section after the box is middle, thereby need not to set up in the middle of the box and receive the material roller, thereby can make full use of the inner space of box, hold more printing materials, improve the efficiency of drying.

According to the preferred scheme of the utility model, the feeding roller sets and the discharging roller sets are provided with a plurality of groups, and the plurality of groups of feeding roller sets and the plurality of groups of discharging roller sets are arranged in a one-to-one correspondence manner; each feeding roller set comprises a plurality of feeding rollers, and the plurality of feeding rollers of each feeding roller set are arranged from the outside of the inner cavity of the box body to the middle of the inner cavity of the box body along a straight line; each discharging roller set comprises a plurality of discharging rollers, and the discharging rollers of each discharging roller set are arranged from the outside of the inner cavity of the box body to the middle of the inner cavity of the box body along the straight line of the corresponding feeding roller set; a plurality of feed rollers of the corresponding feed roller group and a plurality of discharge rollers of the corresponding discharge roller group are arranged at intervals, a plurality of feed rollers of the two adjacent groups of feed roller groups correspond to one another, and a plurality of discharge rollers of the two adjacent groups of discharge roller groups correspond to one another.

The utility model discloses a preferred scheme, the box is "mouth" style of calligraphy. The box body in the shape of the square is easier to be connected with other modules of the screen printing machine, and meanwhile, the installation and the arrangement of the feeding roller group and the discharging roller group in the box body are convenient.

Preferably, the feeding roller sets and the discharging roller sets are four groups, the four groups of feeding roller sets are respectively arranged at four corners of the box body in a square shape, and a plurality of feeding rollers of each group of feeding roller sets are arranged and distributed along the diagonal line of the box body; the four discharging roller sets are respectively arranged at four corners of the box body in a shape like a Chinese character kou, and a plurality of discharging rollers of each discharging roller set are arranged and distributed along the diagonal line of the box body. Therefore, the use of the feeding roller and the discharging roller can be reduced while the space of the box body is fully utilized, and the damage to the printing materials can be reduced while the guide conveying of the printing materials is completed.

The utility model discloses a preferred scheme, wherein, the feed inlet setting is close to the upper end of one side of last processing station at the box. After the processing of the front station is finished, the printing materials are conveyed to the front upper part and enter the box body through the feeding hole for drying treatment; can let the stock material slope of accomplishing preceding processing carry upwards like this to the staff is to the inspection of undertaking the printing material, simultaneously, because screen printing machine's processing equipment also has certain height, set up the feed inlet in the upper end of box, so that the undertaking printing material better more conveniently enters into in the box, and can shorten the distance between box and screen printing machine's the processing equipment, make whole equipment compacter, improve the transport efficiency who undertakes the printing material.

Preferably, the feed inlet is arranged obliquely, and the inlet end of the feed inlet faces downwards. Because the stock material that treats drying inclines upwards to get into the box in, consequently with the slope setting of feed inlet also, be convenient for the printing material to get into the box through the feed inlet in, also can prevent the edge contact of printing material and box, effectively protect the printing material.

Preferably, a guide mechanism is arranged outside the box body, the guide mechanism is arranged below the feed inlet, the guide mechanism comprises a support frame and a guide wheel, the support frame comprises a connecting piece and a fixing rod arranged on the connecting piece, the connecting piece is fixedly arranged on the outer wall of the box body, the fixing rod is obliquely arranged on the connecting piece, and the guide wheel is arranged at the lower end of the fixing rod; the printing material to be dried firstly bypasses the guide wheel and then enters the box body after passing through the feeding hole. Through the setting of guiding mechanism, realize the direction to the bearing material, let the bearing material can be separated by certain distance with the outer wall of box before getting into the box, let the bearing material can enter into the box better, also avoid colliding with the outer wall of box.

A screen printing machine is characterized by comprising a feeding module, a printing module, a receiving module and a continuous conveying type drying device; the printing materials are printed by the printing module from the feeding module, enter the continuous drying device and finally return to the receiving module.

Preferably, the printing device further comprises a feeding and receiving support, the feeding and receiving support is arranged behind the printing module along the moving direction of the printing materials, and the feeding module and the receiving module are arranged on the feeding and receiving support; the bottom of the printing module is provided with a plurality of recovery auxiliary rollers; after the printing materials are discharged from the discharge port, the printing materials are conveyed back to the rear part of the printing module through the recovery auxiliary roller and are finally wound on the material receiving module on the material receiving and conveying support. Can be in the same place pay-off module and receipts material module setting like this, reduce the transport distance of lapping material, use manpower sparingly, raise the efficiency.

Preferably, the printing device further comprises a post-processing module, and the feeding module, the printing module, the material receiving module, the continuous conveying type drying device, the post-processing module and the material receiving module are arranged in sequence along the moving direction of the printing materials; after the printing materials come out from the discharge port, the printing materials enter the post-processing module for post-processing and are finally rolled on the material receiving module. Therefore, the processing equipment at the front and the rear of the drying device can be connected into a continuous production line, and the production efficiency is improved.

Compared with the prior art, the utility model following beneficial effect has:

1. the feeding roller group and the discharging roller group are arranged to realize continuous conveying of the printing materials, the printing materials are directly moved out of the box body after being dried in the box body, and the printing materials do not need to be wound in the box body, so that on one hand, more printing materials can be contained in the space in the box body for drying, and the drying efficiency is improved; on the other hand, if the dried material needs to be subjected to subsequent processing, the material to be printed does not need to be rolled and transferred, the material can directly extend out of the box body and then enter next processing equipment, and only the subsequent processing equipment and the box body need to be connected in a module manner, so that the continuous production of the successive process is realized, the processing steps are simplified, and the processing efficiency and the printing quality of the material to be printed are improved.

2. The drying conveying mode of continuous type need not to set up the rolling module is fixed in the box for receive the material module and can set up according to actual need is nimble, design benefit.

3. The utility model discloses a set up feed roller group and discharge roller group for the material of undertaking the printing realizes two-way movement in the box, thereby the moving time of extension material of undertaking the printing in the box, and then lets the material of undertaking the printing can fully dry, improves the printing quality.

4. Because the surrounding directions of the feeding section and the discharging section of the printing material in the box body are different, the orientations of the printing surface of the printing material on the feeding section and the discharging section are opposite, so that the printing surface is favorably and uniformly heated by a heat source in the box body, and the drying effect is more uniform.

Drawings

Fig. 1-2 are schematic structural diagrams of a first embodiment of the continuous conveying type drying device and the screen printing machine of the present invention, wherein fig. 1 is a schematic structural diagram of a main view of the continuous conveying type drying device (for the convenience of distinguishing between the feeding roller and the discharging roller, the feeding roller in the figure is represented by a double circle, and the discharging roller is represented by a single circle), and fig. 2 is a schematic structural diagram of a main view of the screen printing machine.

Fig. 3 to 4 are schematic structural views of a second embodiment of the continuous conveying type drying device and the screen printing machine of the present invention, fig. 3 is a front view structural view of the continuous conveying type drying device, and fig. 4 is a front view structural view of the screen printing machine.

Fig. 5 to 6 are schematic structural views of a third embodiment of the continuous conveying type drying device and the screen printing machine of the present invention, fig. 5 is a front view structural view of the continuous conveying type drying device, and fig. 6 is a front view structural view of the screen printing machine.

Fig. 7 is a schematic front view of a fourth embodiment of the present invention, in which the continuous conveying type drying apparatus is applied to a screen printing machine.

Fig. 8 is a front view structural view of a fifth embodiment of the continuous feed type drying apparatus of the present invention.

Detailed Description

The present invention will be further described with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Example 1

Referring to fig. 1, the continuous conveying type drying apparatus of the present embodiment includes a box 1 shaped like a Chinese character 'kou' and a heater disposed in the box 1; the box body 1 is internally provided with a reversing roller 10, four groups of feeding roller sets and four groups of discharging roller sets, and the reversing roller 10 is arranged in the middle of the box body 1; the four groups of feeding roller sets are respectively arranged at four corners of the box body 1 in a square shape, each group of feeding roller sets comprises a plurality of feeding rollers 8, and the plurality of feeding rollers 8 of each group of feeding roller sets are arranged and distributed along the diagonal line of the box body 1; the four groups of discharging roller sets are respectively arranged at four corners of the box body 1 in a shape of Chinese character kou, each group of discharging roller set comprises a plurality of discharging rollers 9, and the discharging rollers 9 of each group of discharging roller sets are arranged and distributed along the diagonal line of the box body 1; a plurality of feeding rollers 8 and a plurality of discharging rollers 9 at each corner of the box body 1 are arranged at intervals, the feeding rollers 8 of two adjacent groups of feeding roller sets correspond to one another, and the discharging rollers 9 of two adjacent groups of discharging roller sets correspond to one another; the box body 1 is provided with a feed inlet 2 and a discharge outlet 6 which are communicated with the inner cavity of the box body 1 and the outside of the box body 1, the feed inlet 2 is arranged at the position corresponding to a feed roller 8 closest to the inner wall of the box body 1, and the discharge outlet 6 is arranged at the position corresponding to a discharge roller 9 closest to the inner wall of the box body 1; the printing material to be dried enters the box body 1 from the feed inlet 2, sequentially passes through the feed rollers 8 of each feed roller group, reaches the last feed roller 8 in the middle of the box body 1 and then bypasses the reversing roller 10, then starts from the first discharge roller 9 in the middle of the box body 1, sequentially bypasses the discharge rollers 9 of each discharge roller group to return to be conveyed, and finally moves out of the box body 1 through the discharge outlet 6 after bypassing the discharge roller 9 closest to the inner wall of the box body 1.

Referring to fig. 1, the feed inlet 2 is arranged at the upper end of the side of the box body 1 close to the last processing station. After finishing the processing of the front station, the printing materials are conveyed to the front upper part and enter the box body 1 through the feed inlet 2 for drying treatment; can let the stock slope of accomplishing preceding processing carry upwards like this to the staff is to the inspection of undertaking the material, simultaneously, because screen printing machine's processing equipment also has certain height, set up feed inlet 2 in the upper end of box 1, so that the thing of undertaking the printing enters into in the box 1 better more conveniently, and can shorten the distance between box 1 and screen printing machine's the processing equipment, make whole equipment compacter, improve the transport efficiency who undertakes the thing of undertaking the printing.

Referring to fig. 1, the feed inlet 2 is disposed obliquely with the inlet end of the feed inlet 2 facing downward. Because the stock material that treats drying upwards gets into in the box 1 in the slope, consequently with feed inlet 2 also slope setting, be convenient for the printing material enter into the box 1 through feed inlet 2 in, also can prevent the edge contact of printing material and box 1, effectively protect the printing material.

Referring to fig. 1, a guide mechanism is arranged outside the box body 1, the guide mechanism is arranged below the feed inlet 2, the guide mechanism comprises a support frame and a guide wheel 5, the support frame comprises a connecting piece 3 and a fixing rod 4 arranged on the connecting piece 3, the connecting piece 3 is fixedly arranged on the outer wall of the box body 1, the fixing rod 4 is obliquely arranged on the connecting piece 3, and the guide wheel 5 is arranged at the lower end of the fixing rod 4; the printing material to be dried firstly bypasses the guide wheel 5 and then enters the box body 1 through the feeding hole 2. Through the setting of guiding mechanism, realize the direction to the bearing material, let the bearing material can be separated by certain distance with the outer wall of box 1 before getting into box 1, let the bearing material can enter into box 1 better in, also avoid colliding with the outer wall of box 1.

Referring to fig. 1, the discharge hole 6 is provided at a lower end of a side opposite to the feed hole 2. Therefore, the printing materials can enter from one side of the box body 1 and move out from the opposite side, and the processing equipment and the material receiving module C are convenient to arrange, so that the drying device is connected with other modules; the discharge port 6 is arranged at the lower end, so that the height of the printing material can be reduced, and the winding roller is connected with the material receiving module C.

Referring to fig. 1, a discharging output roller 7 is arranged at the discharging port 6, and the discharging output roller 7 is arranged outside the box body 1. Through the setting of ejection of compact output roller 7 for the material of undertaking the printing shifts out behind the box 1 according to actual need, commutates and leads to the material of undertaking the printing, so that be connected with subsequent processing module or receipts material module C. In this embodiment, the discharging output roller 7 is further provided with a pressing roller set 11 for pressing and fixing the printing material for conveying.

Referring to fig. 1, a tensioning roller set is arranged on the outer wall of the box body 1, and comprises an upper tensioning roller 12 and a lower tensioning roller 13, the upper tensioning roller 12 is arranged at the upper end of the box body 1, the lower tensioning roller 13 is arranged at the lower end of the box body 1, and the discharging output roller 7 is connected to the outer wall of the box body 1 through a fixed frame and is positioned between the upper tensioning roller 12 and the lower tensioning roller 13; after the printing materials come out from the discharge port 6, the printing materials are sequentially wound on a material receiving module C of the screen printing machine after passing through the lower tensioning roller 13, the upper tensioning roller 12 and the discharge output roller 7.

Referring to fig. 1, the operation principle of the continuous conveying type drying apparatus of the present embodiment is:

the printing material to be dried after completing printing processing enters the box body 1 from the feeding hole 2, sequentially passes through the feeding rollers 8 of each group of feeding roller sets, forms a gradually reduced 'mouth' -shaped path during feeding, reaches the last feeding roller 8 in the middle of the box body 1, bypasses the reversing roller 10, sequentially bypasses the discharging rollers 9 of each group of discharging roller sets from the first discharging roller 9 in the middle of the box body 1 to return for conveying, forms a gradually enlarged 'mouth' -shaped path during discharging, and finally bypasses the discharging roller 9 closest to the inner wall of the box body 1 and then moves out of the box body 1 through the discharging hole 6; in the process that the printing materials enter and move out of the box body 1, the printing materials are gradually dried under the action of the heater, and the drying of the printing materials is realized. After the dried printing material is moved out from the discharge port 6, the material is rolled by a material receiving roller or is continuously conveyed forwards for other processing.

Referring to fig. 1 and 2, the screen printing machine of the present embodiment includes a feeding module a, a printing module B, a receiving module C, and the continuous conveying type drying device; the printing materials are sent out from the feeding module A, enter the continuous drying device after being printed by the printing module B, and finally return to the receiving module C. And the material receiving module B is provided with a detection module D, and the detection module D is used for detecting the printing condition of the printing material.

Example 2

The present embodiment is different from embodiment 1 in that:

referring to fig. 3, in the continuous conveyor type drying apparatus of the present embodiment, the discharging output roller 7 is disposed at a corresponding position of the discharging outlet 6, and the bottom of the box body 1 is provided with a plurality of recovery rollers 12.

Referring to fig. 4, in the screen printing machine of the present embodiment, the material receiving module C and the feeding module a are both disposed on the material receiving and feeding support, and the material receiving and feeding support is disposed behind the printing module B and the material receiving module C is disposed behind the feeding module a along the moving direction of the printing material; the bottoms of the printing module B, the feeding module A and the receiving module C are provided with recovery auxiliary rollers 14; after the printing materials are dried, the printing materials are moved back to the material receiving module C through the recovery auxiliary roller 14 to be wound.

The printing materials come out from the discharge port 6, bypass the discharge output roller 7, pass through a plurality of recovery rollers 12 and recovery auxiliary rollers 14, and then return to the material receiving module A in front of the printing station, so that the materials are wound; can retrieve the stock material that accomplishes processing like this and send the same position with the raw materials to subsequent manual work is collected or is shifted, makes things convenient for the workman to pay-off and receive the material and monitor and other processing.

Example 3

The present embodiment is different from embodiment 2 in that:

referring to fig. 5 and 6, in the continuous conveying type drying device of the present embodiment, the discharge port 6 is disposed at the same side as the feed port 2 and at the lower end of the box body 1; a recovery guide roller 16 is arranged in the box body 1, and the recovery guide roller 16 is arranged at the position corresponding to the discharge hole 6; after passing through the last discharging roller 9, the printing material bypasses the recovery guide roller 16 for reversing, and finally moves out of the box body 1 through the discharging port 6. Therefore, the printing materials which are dried can be moved out from one side of the box body 1 close to the printing module B, so that the distance of the printing materials moving back outside the box body 1 is shortened, and the protection of the printing materials is facilitated. And a clamping roller set 15 is arranged at the discharge port 6, so that the dried printing material is moved out of the box body 1 and then is driven by the clamping roller set 15 to move back, and the rolling is facilitated.

Example 4

The present embodiment is different from embodiment 1 in that:

referring to fig. 7, the screen printing machine of the embodiment further includes a post-processing module E, and the feeding module a, the printing module B, the continuous conveying type drying device, the post-processing module E, and the receiving module C are sequentially arranged along the moving direction of the printing material; after the printing materials come out from the discharge hole, the printing materials enter the post-processing module E for post-processing, and finally are rolled on the material receiving module C. By utilizing the characteristic that the continuous conveying type drying device can continuously convey the printing materials, after the printing processing and drying processing of the printing materials are completed, the printing materials are continuously subjected to other subsequent processing, so that a continuous processing production line for the printing materials is formed, the processing efficiency is improved, the transfer times of the printing materials are reduced, and the processing quality is improved; the post-processing module can comprise a reverse printing module for performing reverse printing on the printing material, a printing detection module for detecting the printing effect of the printing material, a film covering processing module for performing film covering processing on the printing material and the like.

Example 5

The present embodiment is different from embodiment 1 in that:

referring to fig. 8, the case of the continuous conveyor type drying apparatus in this embodiment is circular. The round box body is arranged, so that heat provided by the heater can flow in the box body more sufficiently, and printing materials can be dried better.

The above is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. A continuous conveying type drying device comprises a box body and a heater arranged in the box body; the automatic feeding device is characterized in that a reversing roller, a feeding roller group and a discharging roller group are arranged in the box body, the reversing roller is arranged in the middle of the box body, and a feeding hole and a discharging hole which are communicated with the inner cavity of the box body and the outer part of the box body are formed in the box body; the material section of the printing material moving from the feed inlet to the reversing roller in the box body is a feed section, and the material section of the printing material moving from the reversing roller to the discharge outlet is a discharge section; the feeding section enters the box body from the feeding hole, the reversing roller extending to the middle of the box body is encircled at the position far away from the center in the inner cavity of the box body gradually through the feeding roller group, a discharging section is formed after reversing of the reversing roller, the discharging section starts from the reversing roller, reversely encircles to the discharging hole from the middle of the box body gradually at the interlayer of the feeding section through the discharging roller group, and finally extends out of the box body.

2. The continuous conveying type drying device according to claim 1, wherein the feeding roller sets and the discharging roller sets are provided with a plurality of groups, and the plurality of groups of feeding roller sets and the plurality of groups of discharging roller sets are arranged in a one-to-one correspondence manner; each feeding roller set comprises a plurality of feeding rollers, and the plurality of feeding rollers of each feeding roller set are arranged from the outside of the inner cavity of the box body to the middle of the inner cavity of the box body along a straight line; each discharging roller set comprises a plurality of discharging rollers, and the discharging rollers of each discharging roller set are arranged from the outside of the inner cavity of the box body to the middle of the inner cavity of the box body along the straight line of the corresponding feeding roller set; a plurality of feed rollers of the corresponding feed roller group and a plurality of discharge rollers of the corresponding discharge roller group are arranged at intervals, a plurality of feed rollers of the two adjacent groups of feed roller groups correspond to one another, and a plurality of discharge rollers of the two adjacent groups of discharge roller groups correspond to one another.

3. The continuous feed dryer as claimed in claim 1, wherein said cabinet is in the shape of a "square".

4. The continuous conveyor drying apparatus of claim 3, wherein the feed roller sets and the discharge roller sets are respectively provided at four corners of the box body in a shape of a square, and the feed rollers of each feed roller set are arranged along a diagonal line of the box body; the four discharging roller sets are respectively arranged at four corners of the box body in a shape like a Chinese character kou, and a plurality of discharging rollers of each discharging roller set are arranged and distributed along the diagonal line of the box body.

5. The continuous conveyor drying apparatus of claim 1, wherein the feed inlet is provided at an upper end of a side of the casing adjacent to the previous processing station.

6. The continuous conveyor dryer apparatus of claim 5, wherein the inlet is inclined with the inlet end of the inlet facing downward.

7. The continuous conveying type drying device of claim 6, wherein a guiding mechanism is arranged outside the box body, the guiding mechanism is arranged below the feeding hole, the guiding mechanism comprises a supporting frame and a guiding wheel, the supporting frame comprises a connecting piece and a fixing rod arranged on the connecting piece, the connecting piece is fixedly arranged on the outer wall of the box body, the fixing rod is obliquely arranged on the connecting piece, and the guiding wheel is arranged at the lower end of the fixing rod; the printing material to be dried firstly bypasses the guide wheel and then enters the box body after passing through the feeding hole.

8. A screen printing machine, comprising a feeding module, a printing module, a receiving module, and the continuous conveying type drying device of any one of claims 1 to 7; the printing materials are printed by the printing module from the feeding module, enter the continuous drying device and finally return to the receiving module.

9. The screen printing machine of claim 8, further comprising a feeding and receiving frame disposed behind the printing modules along a moving direction of the printing material, wherein the feeding module and the receiving module are disposed on the feeding and receiving frame; the bottom of the printing module is provided with a plurality of recovery auxiliary rollers; after the printing materials are discharged from the discharge port, the printing materials are conveyed back to the rear part of the printing module through the recovery auxiliary roller 14 and finally wound on the material receiving module on the material receiving and sending support.

10. The screen printing machine according to claim 8, further comprising a post-processing module, wherein the feeding module, the printing module, the receiving module, the continuous conveyor type drying device, the post-processing module and the receiving module are arranged in sequence along a moving direction of the printing material; after the printing materials come out from the discharge port, the printing materials enter the post-processing module for post-processing and are finally rolled on the material receiving module.